DeepCream sounds like deep dream, the AI technique
To cream is slang for to ejaculatw
Thus, "deep cream" would be to ejaculate "deeply". In general, "deep" is a richly evocative word in the context of sex.
"CreamPy" sounds like "cream pie," a type of pies, the pastry. Pies themselves also have a sexual connotation, due to the widely popular and influential sex comedy "American Pie" (it gave us the word MILF, for example).