Viewing selections
You can turn a selection off and reactivate it later. In addition, options are available for controlling the display of the selection marquee, which is the visible border of the selection.
To turn off a selection
You can also turn off a selection by clicking outside it with the Oval Selection tool 
, the Rectangular Selection tool 
, or the Lasso tool 
.
To reactivate a selection
This command is available only if you have previously turned off a selection.
To hide or show the selection marquee
The drawing mode remains in effect even when the marquee is hidden. For more information, see Choosing the protected area of a selection.