(1) A person who has lost employment by reason of a stoppage of work which was due to a trade dispute at the factory, workshop, farm or other premises or place at which he was employed shall be disqualified for receiving unemployment benefit so long as the stoppage of work continues, except in a case where he has, during the stoppage of work, become bona fide employed elsewhere in the occupation which he usually follows or has become regularly engaged in some other occupation:
Provided that the foregoing provisions of this subsection shall not apply to a person who is not participating in or directly interested in the trade dispute which caused the stoppage of work.
(2) Where separate branches of work which are commonly carried on as separate businesses in separate premises or at separate places are in any case carried on in separate departments on the same premises or at the same place, each of those departments shall, for the purposes of subsection (1), be deemed to be a separat