Every person who, immediately before the appointed day, is holding or discharging the duties of any post or office in connection with the affairs of the existing State of Andhra Pradesh in any area which on that day falls within one of the successor States shall continue to hold the same post or office in that successor State, and shall be deemed, on and from that day, to have been duly appointed to the post or office by the Government of, or other appropriate authority in, that successor State:

Provided that nothing in this section shall be deemed to prevent a competent authority, on and from the appointed day, from passing in relation to such person any order affecting the continuance in such post or office.