/**
* Check ability to display both prices for printed card in backend sales
*
* @param Mage_Core_Model_Store|int $store
* @return bool
*/
public function displaySalesCardBothPrices($store = null)
{
if ($this->_getDataHelper()->isAvataxEnabled($store)) {
return false;
}
return parent::displaySalesCardBothPrices($store);
}
