Restricting one user to be selected in people Picker column inPowerApp

Question

Hi Team,

 

I have one Combobox for Selecting Project Manager(Single Selection)

 

Second Combobox for Selecting Project Members (Multiple Selections)

 

Can I restrict in Combobox2 to add the User name of Project Manager(Selected Displayname of Combobox1)

 

Requirement: Project Manager can not be a Project Member