DirSync Pro: Source Domain migrate to multiple target domain (4378591)

Is it possible to initiate migrations from a single source to multiple target domains before completing the migration of all computers to the current target domain?

This is a Known Limitation

Directory Sync Pro for Active Directory cannot sync the same source directory to more than one target directory using the same SQL database. The supported configuration for this is separate instances of Directory Sync Pro for Active Directory writing to separate SQL databases.

You can refer to this url: https://support.quest.com/technical-documents/directory-sync-pro-for-active-directory/20.11.3/release-notes#_known_issues