I got both info (SA+VO) in the same letter and you can see below... I think you'll get a separate letter for VO.
"Dear Sir/Madam,
This refers to the Application to Sponsor a Member of the Family Class you submitted to this office on
behalf of (PA) and family (if applicable).
We are pleased to inform that you have met the requirements for eligibility as a sponsor.
Reminder – Your undertaking is an unconditional promise of support
The undertaking you signed is an unconditional promise to financially support and provide basic
requirements for your sponsored relative(s). This undertaking is not broken by such changes as the
granting of Canadian citizenship, divorce, separation, relationship breakdown, moving to another
province, or a change in your financial situation. Your obligations as a sponsor begin as soon as your
sponsored relative and, if applicable, their accompanying family members become permanent residents
of Canada. This undertaking cannot be cancelled once permanent resident visas are issued to them.
The Application for Permanent Residence for your relative(s) will be forwarded to the visa office in
London for further processing.
Visa Office Contact Information
Should you need to submit additional information or make any further enquiries regarding the
Application for Permanent Residence for your relative, you must email the visa office listed above
directly using the “IRCC Web Form”. This form is found in the “Enquiries” section of the specific visa
office’s link located on this page: http://www.cic.gc.ca/english/information/offices/apply-where.asp"
