Any and all paddles can be disable by remapping it to the Share Button.
STEP 1: Turn on your controller. It must be powered on in order to remap/disable paddles.
STEP 2: Press the Profile Button located on the back of the controller until you see the color profile you want to change.
STEP 3: Hold the Profile Button until the light starts to blink.
STEP 4: Simultaneously hold the Share Button and the paddle you would like to disable and then release.
STEP 5: Save your remapped configuration by pressing the Profile Button again and the Profile Indicator light will stop blinking.