Yes - the exact reasons I do so at times, e.g., ACP work.
Also if the kids are home & active - one may need a ride; I'm then gone for 15 or 20 min, but still logged on and would appear "online".
It absolutely has nothing to do with hiding from anyone. That would defeat our purpose!
As in any line of work, the office door gets closed occasionally for a specific, legitimate purpose.
