Fully vaccinated travelers do not need to self-quarantine in the United States following international travel so may be similar regulations will be applied for Canada.
This guidance applies to COVID-19 vaccines currently authorized for emergency use by the U.S. Food and Drug Administration: Pfizer-BioNTech, Moderna, and Johnson and Johnson (J&J)/Janssen COVID-19 vaccines. This guidance can also be applied to COVID-19 vaccines that have been authorized for emergency use by the World Health Organization (e.g. AstraZeneca/Oxford).
Sputnik V has not been authorized by the WHO up to now it is in the stage of investigation by WHO when it will be approved it Is unknown but it is registered in 61 countries.
https://www.cdc.gov/coronavirus/2019-ncov/vaccines/fully-vaccinated-guidance.html