«If you have an assembly with referenced designs in it, the assembly and each reference (if opened) will count as 1 document each. Assemblies can reference active and inactive documents. You will still be able to edit the referenced designs as long as they are also active. If your referenced designs in the assembly are inactive, you can still open your assemblies, but the references will be read only.» так и не понял – будет Edit in place (естественно, только с активными документами) в персоналке или не будет...
Про EiP написано в факе и там ясно сказано что нет, не будет