You would need to add the domain to user in the Identity field within EEM, to get the permission checked to work.
Follow these steps:
In CA EEM, click the Manage Access Policies tab.
Select Dynamic User Group Policies from the policies column on the left side of the window.
In the policy table, click the Add icon to create a new DUG, or click an existing DUG name to edit the group details.
Under Identities, enter the identity of the user being added to the DUG in the Identity field -add the domain to user-, or click Search Identities to search for the user.
Click the arrow icon to add the user to the DUG.
The user now appears in the Selected Identities section.
Click Save.
Add Users to EEM Dynamic User Groups (DUG)