You can use the Animation Layer Buttons to mute, lock, and solo individual animation layers. The ghost options for animation layers are also available with the Animation Layer Buttons.
You can also Select an animation layer node and use the Channel Box or Attribute Editor to set a layer’s Mute, Lock, and Solo attributes on and off.
The symbol turns red and the layer name displays in grey when an animation layer is muted.
When you solo one or more animation layers, the Mute option for all other layers is automatically activated, so that only the animation from the soloed layers is played back.
You can also quickly solo selected animation layers and mute all other animation layers using the Exclusive Solo option.
To exclusive solo an animation layer
The selected animation layer is soloed and all other animation layers are muted.