when you add a content area to the page, it will add code to for the content area similar to:
<?php echo WA_getCMSContent($database_PowerCMSConnection, $PowerCMSConnection, 'content page', 'content area'); ?>
add an additional argument ",true" to the end to hide live edit:
<?php echo WA_getCMSContent($database_PowerCMSConnection, $PowerCMSConnection, 'content page', 'content area',true); ?>