FFF,
I would be interested to see that ANO bit.
Lasors 2007 is quite clear:
http://www.caa.co.uk/docs/175/SECTION%20F.pdf
SEP differences training does not confer rights on MEP differences wrt VP props.
No stipulation on minimum hours required either nor explicitly states that one has to fly to get the sign off (although not flying to get or give the sign off would be stupid)
Hollywood does not require differences training as I understand it.