OW flight number + operated by OW = miles+TPs

OW flight number + operated by Partner Airline (EI, AS, IT) = miles, no TPs (except BA flight number, which gives miles AND TPs)

OW flight number + operated by non-OW/non-Partner Airline = no miles, no TPs (except BA flight number, which gives miles AND TPs (eg on BE or IG) and QF flight number, which gives miles, no TPs according to ba.com)