engine swap? worth it or not?

[EKVTIR-T]

not sure if this is a dumb question but can a b18c vtec head fit and work on a b18b block?
if u were to use the correct wiring and so forth?

b16 head ls/crv block poor man type r beast

[GU357]

b16 head ls/crv block poor man type r beast

so as i thought its the same a VTEC B20? except a VTEC B18