Add a little to your idea... Assuming the pins in question are on the same port...
Code:
TRIS? = %00000000
X VAR BYTE
Y VAR BYTE
Z VAR BYTE

STROBE:
PORT? = %00000111
PAUSE X  ' Or use PAUSEUS
PORT? = %00000011
PAUSE Y
PORT? = %00000001
PAUSE Z
PORT? = %00000000
RETURN