Help with Joystick connections

[AIBob]

In port 2, the +5 aux is pin # 1, #12 is ground.
http://ifirobotics.com/docs/oi-ref-guide-1-25-05.pdf
look here

Also, there is no rule against having the power go directly to both of them, you just cannot power it from another source:

Originally Posted by FIRST:The Rules

<R69> All equipment connected to the Joystick Ports of the Operator Interface must be powered solely through the power available through the port. External power sources of any type are not permitted on any equipment connected to the Joystick Ports. Portable computing devices may not be connected to Joystick input ports on the Operator Interface.