If I were you I would wait for the AOR, this way you can benefit from a faster processing of the TRV as per the IRCC website:
Faster visitor visa processing for spousal applicants
If you’re being sponsored for permanent residence (PR) by your spouse or partner, you could benefit from faster processing for a visitor visa.
You may be eligible if you
Applications that need more information, for example custody documents for a child, will take longer to process.
When your sponsor receives the AOR for your permanent residence application, you can apply for a visitor visa. If you’re eligible, your visitor visa application will
automatically receive faster processing. You
don’t need to request it.
You must still meet
all of the requirements to be
eligible for a visitor visa.
