ANSWER:

This is permissible but it is not from the sunnah as the sunnah is to say assalamu alaikum when leaving. No problem in combining both.

QUESTION: Many people in India and the subcontinent say ‘Allah hafiz’ when leaving from home or for somewhere like how others say goodbye. Is this permissible? For one should say full salam like ‘Assalamu alaikum wa rahmatullahi wa barakatuhu’