According to Amazon, to turn off VoiceView:
Swipe down from the top of the screen with two fingers to open Quick Settings.
Tip: If you're on the lock screen, place two fingers on the screen, swipe up from the bottom of the screen, and then open Quick Settings.
Tap Settings, and then double-tap the screen to open the Settings menu.
Tap Accessibility, and then double-tap the screen to open the Accessibility menu.
Tap VoiceView, and then double-tap the screen .
Next to VoiceViewReader, tap the switch, and then double-tap to confirm your selection.
In the alert that appears, tap Continue, and then double-tap to confirm.