Is there a powershell or simple method to fully deactivate sync projects programiically? Setting the dprshell.isFinalized value in the database isn't enough.

Is there a powershell or simple method to fully deactivate sync projects programiically?  Setting the dprshell.isFinalized value in the database isn't enough.  Thanks

OIM 9.1.1 (soon to be 9.2.1)